🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.62 AU - 0.64 AU

Year: 190 Days

Day: 30 Hours

Environment

Temp: 184 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.7 AU - 0.98 AU

Year: 293 Days

Day: 12.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 110,307,576 km

• M1: 43,533 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.97 AU - 1.61 AU

Year: 558 Days

Day: 34 Hours

Environment

Temp: -35 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.28 AU - 1.3 AU

Year: 558 Days

Day: 13.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 91.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.56 AU - 2 AU

Year: 904 Days

Day: 25.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.6 AU - 2.78 AU

Year: 1680 Days

Day: 32 Hours

Environment

Temp: -108 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.63 AU - 3.35 AU

Year: 1969 Days

Day: 33 Hours

Environment

Temp: -107 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,307,576 km

• M1: 566,976 km (0.119 R)

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.9

Radius: 12.4

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.23 AU - 7.35 AU

Year: 6738 Days

Day: 6.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 110,307,576 km

• M1: 154,235 km (0.063 R)
• M2: 753,225 km (0.1 R)
• M3: 1,204,412 km (0.077 R)
• M4: 2,158,398 km (0.087 R)
• M5: 4,234,817 km (0.064 R)
• M6: 4,640,676 km (0.081 R)
• M7: 5,736,330 km (0.078 R)
• M8: 7,567,259 km (0.052 R)
• M9: 8,893,444 km (0.101 R)
• M10: 9,563,044 km (0.115 R)
• M11: 11,402,798 km (0.06 R)
• M12: 13,468,147 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.3

Radius: 5.1

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 10.72 AU - 17.54 AU

Year: 20226 Days

Day: 17.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 110,307,576 km

• M1: 63,429 km (0.111 R)
• M2: 274,362 km (0.056 R)
• M3: 1,261,260 km (0.093 R)
• M4: 1,903,633 km (0.057 R)
• M5: 2,217,938 km (0.069 R)
• M6: 2,460,137 km (0.108 R)
• M7: 5,216,777 km (0.113 R)
• M8: 6,059,761 km (0.117 R)
• M9: 11,139,805 km (0.075 R)
• M10: 11,373,477 km (0.088 R)
• M11: 11,729,969 km (0.11 R)
• M12: 12,093,791 km (0.036 R)
• M13: 14,437,391 km (0.11 R)
• M14: 15,642,402 km (0.091 R)
• M15: 22,592,570 km (0.046 R)
• M16: 23,155,806 km (0.061 R)
• M17: 24,703,396 km (0.074 R)
• M18: 26,010,582 km (0.075 R)
• M19: 32,170,573 km (0.112 R)
• M20: 34,339,742 km (0.079 R)
• M21: 44,138,403 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.3

Radius: 3.6

Gravity: 74.79 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 13.58 AU - 22.64 AU

Year: 29348 Days

Day: 22.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 110,307,576 km

• M1: 48,320 km (0.095 R)
• M2: 328,367 km (0.088 R)
• M3: 463,305 km (0.12 R)
• M4: 849,866 km (0.105 R)
• M5: 1,065,885 km (0.109 R)
• M6: 1,267,543 km (0.106 R)
• M7: 2,597,318 km (0.097 R)
• M8: 2,818,274 km (0.106 R)
• M9: 5,146,466 km (0.091 R)
• M10: 6,485,367 km (0.095 R)
• M11: 8,390,197 km (0.077 R)
• M12: 11,346,998 km (0.102 R)
• M13: 13,256,765 km (0.11 R)
• M14: 14,245,308 km (0.118 R)
• M15: 15,728,122 km (0.112 R)
• M16: 25,443,456 km (0.072 R)
• M17: 29,085,267 km (0.079 R)
• M18: 29,770,126 km (0.117 R)
• M19: 31,029,890 km (0.096 R)
• M20: 37,703,002 km (0.112 R)
• M21: 39,676,048 km (0.101 R)
• M22: 59,078,144 km (0.059 R)
• M23: 73,912,269 km (0.098 R)
• M24: 102,242,814 km (0.061 R)
• M25: 109,647,311 km (0.094 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 13,133 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit